Definition of private language in English:

private language

noun

  • 1A language used amongst a restricted group of people or peculiar to a given community, especially one sharing a particular identity; a language used by a small circle of friends.

  • 2Philosophy. A language whose basic terms signify the inner, private perceptions and sensations of the speaker and which is therefore intelligible only to that speaker, the possibility of which was argued against by Wittgenstein.

Origin

Mid 16th century; earliest use found in Richard Eden (c1520–1576), translator. From private + language.

Pronunciation

private language

/ˌprʌɪvɪt ˈlaŋɡwɪdʒ/